Moon Child Crystal Soap: a bar soap made with a piece of rainbow moonstone and scented with bright lime and cool peppermint. What Makes This Piece Crystal: rainbow moonstone Scent: peppermint and lime Sizes: 3 oz or 7 oz bar; choose at checkout Maker: Crystal Bar Soap About Rainbow Moonstone Rainbow moonstone is a milky white stone that flashes blue in the light. In crystal lore it is a moon stone, linked with intuition, cycles and the divine feminine. Care Keep the bar on a draining soap dish between uses so it stays firm. As the soap wears down the crystal comes free: rinse it and keep it. A Note on Your Selection The crystal is a natural stone, so its shape, size and colour differ a little from bar to bar and from the photo. Pairs Well With Rainbow Moonstone Tumbled Stone, Moonstone Oil .5 oz, Waning crescent – Crystal-infused bar soap.